Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5726107 | Non-wovens of electret fiber mixtures having an improved charge stability | Jorg Dahringer, Werner Groh, Achim Heyer | 1998-03-10 |
| 4534034 | Discharge-pumped laser | Kristian Hohla | 1985-08-06 |